49 results
Mixed Cellular Casts on Urine Microscopy

Degenerating mixed cellular cast - brightfield, unstained - from patient with
Mixed Cellular Casts ... on Urine Microscopy ... pneumococcal sepsis and ... AKI Dr. ... #Cellular #Casts
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... proteinuria, granular casts ... #nephrology #diagnosis
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Algorithm Acute ... • Hepatorenal syndromes ... Epithelial cell casts ... polyangiitis /microscopic ... #Algorithm #Causes
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... variety of acute and ... suggestive of nephrotic sydnrome ... #Urine #Microscopy ... interpretation #diagnosis
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
cases are caused ... you confirmed diagnosis ... CONSIDER INTRINSIC CAUSES ... Assess UA w/ microscopy ... for WBCs, RBCs, casts
Crystal cast in patient with AKI and TLS on Urine Microscopy

Randy Luciano MD, PhD @RandyLucianoMD

#TLS #Crystal
patient with AKI ... and TLS on Urine ... Microscopy Randy ... #TLS #Crystal #casts ... crystalluria #Urine #Microscopy
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Workup Algorithm ... Diagnosis Baseline ... dipstick, urine microscopy ... osmolarity If cause ... , ANA, Anti-GBM,
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• Red cell casts ... • White cell casts ... infection • Hyaline casts ... disease • Granular casts ... #nephrology #casts
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... urine sediment Microscopic ... hematuria: - RBC casts ... → Diagnostic of ... microscopic and
Urine Microscopy Instructions
1) Spin fresh urine sample (10-15mL) in a centrifuge for 3-5 minutes - Don't
Urine Microscopy ... one drop on a microscope ... under lower power (casts ... Sternheimer-Malbin stain and ... Instructions #nephrology #diagnosis